<template>
  <view>
    <view class="search-box">
      <my-search @click ="gotoSearch"></my-search>
    </view>
    
<!--  轮播图 -->
   <swiper :indicator-dots="true" :autoplay="true" :interval="3000" :duration="1000" :circular="true">
      <swiper-item v-for= "(item,i) in swiperList" :key="i">
        <navigator class="swiper-item " :url="'/subpkg/goods_detail/goods_detail?goods_id=' + item.goods_id">
          <image :src="item.image_src"  ></image>
      </navigator>
      </swiper-item>
    </swiper>
    <!-- 分类导航栏图片渲染 -->
    <view class="nav-list">
      <view class="nav-item" v-for="(item,i) in navList" :key="i">
        <image :src="item.image_src" class="nav-img" @click="navClickHandle(item)"></image>
      </view>
    </view>
    <!-- 楼层标题图片渲染 -->
    <view class="floor-list">
      <view class="floor-item" v-for="(item,i) in floorList" :key="i">
        <image :src="item.floor_title.image_src" class="floor-img"></image>
      <view class="floor-img-box">
        <!-- 左侧大盒子 -->
        <navigator class="left-img-box" :url="item.product_list[0].url">
            <image :src="item.product_list[0].image_src" class="left-img" :style="{width: item.product_list[0].image_width + 'rpx'}" mode="widthFix"></image>
        </navigator>
        <!-- 右侧小盒子 -->
        <view class="right-img-box"  >
          <navigator class="right-img-item" v-for="(item,i) in item.product_list" :key="i" v-if="i !== 0" :url="item.url">
            <image :src="item.image_src" mode="widthFix" :style="{width: item.image_width + 'rpx'}"></image>
          </navigator>
        </view>
      </view>
      </view>
    </view>
  </view>
</template>

<script>
  import badgeMix from '@/mixins/tabbar-badge.js'
  export default {
    data() {
      return {
        // 轮播图的数据列表
        swiperList:[],
        // 分类导航的数据列表
        navList:[],
        //楼层的数据列表
        floorList:[]
      };
    },
     mixins: [badgeMix],
    onLoad() {
      this.getSwiperList(),
      this.getNavList(),
      this.getfloorList()
    },
    methods:{
      async getSwiperList(){
        const {data:res} = await uni.$http.get('/api/public/v1/home/swiperdata')
        // console.log(res)
        if(res.meta.status !== 200){
        //   return uni.showToast({
        //     title:'数据请求失败！',
        //     duration:1500,   // 过了1500毫秒自动消失
        //     icon:'none'
        //   })
        return uni.$showMsg()
        }
        this.swiperList = res.message
      },
      async getNavList(){
        const {data:res} = await uni.$http.get('/api/public/v1/home/catitems')
        if(res.meta.status !== 200) return uni.$showMsg()
        this.navList = res.message
      },
      navClickHandle(item){
        if(item.name === '分类'){
          uni.switchTab({
            url: "/pages/cate/cate"
          })
        }
      },
      async getfloorList(){
        const {data:res} = await uni.$http.get('/api/public/v1/home/floordata')
        if(res.meta.status !== 200) return uni.$showMsg()
        res.message.forEach(floor=>{
          floor.product_list.forEach(prod=>{
            // split()函数将 ？分割成数组，？前面数组索引为0，后面为1
            prod.url = '/subpkg/goods_list/goods_list?'+ prod.navigator_url.split("?")[1]
          })
        })
        this.floorList = res.message
      },
      gotoSearch(){
       uni.navigateTo({
         url:'/subpkg/search/search'
       })
      }
    }
  }
</script>

<style lang="scss">
swiper {
  height: 330rpx;
  .swiper-item,
  image{
    width: 100%;
    height: 100%;
  }
}
.nav-list{
  display: flex;
  margin: 15px 0;
  justify-content: space-around;
}
.nav-img{
  height: 140rpx;
  width: 128rpx;
}
.floor-img{
  height: 60rpx;
  width: 100%;
  display: flex;
}
.right-img-box{
  display: flex;
  flex-wrap: wrap;
  justify-content: space-around;
}
.floor-img-box{
  display: flex;
  padding-left: 10rpx;
}
.search-box{
  position: sticky;
  // 吸顶的位置
  top:0;
    // 提高层级，防止被轮播图覆盖
  z-index: 999;
}
</style>
